JSFiddle - React, Tailwind, and code Playground

CSS

.ball
{
position: absolute;
left: -400px;
top: 0px;    
}

JavaScript

function MoveCode(){
    var l = $('.ball').css("left");
    $('.ball').css("left", (parseInt(l) + 8) + "px");
    setTimeout(MoveCode, 160);
}

$('body').append('<img class="ball" src="http://michaelreid.typepad.com/.a/6a00e54edabd838833011168a00f09970c-800wi"/>');
MoveCode()